1. PHYSICS CLASS ACTIVITY

2. Electric Field Mapping
CLASS ACTIVITY
Electric Field Mapping

3. EQUIPMENT PASCO EQUIPOTENTIAL AND FIELD GRADIENT MAPPER CORK BOARD
PARALLEL PLATE PATTERN
2 PT. CHARGE PATTERN
CORK BOARD
2 LEAD WIRES
6 V BATTERY
2 ALUMINUM PUSH PINS
DIGITAL MULTIMETER (VOLTMETER)

4. INSTRUCTIONS SELECT PARALLEL PLATE PATTERN
CONNECT BATTERY TO ELECTRODES VIA PUSH PINS
HOLD NEGATIVE LEAD OF VOLTMETER ON NEGATIVE ELECTRODE.
FIND 5-6 PTS OF 1V POTENTIAL
CONNECT TO FORM 1V EQUIPOTENTIAL
REPEAT FOR 2-5 VOLT POTENTIALS
DRAW E FIELD LINES OF FORCE
REPEAT FOR 2 PT SOURCE PATTERN
HAVE STUDENTS DRAW THEIR MAPS ON GRAPH PAPER

5. E map: Parallel Plates + -

6. E map: Parallel Plates + -

7. E map: Parallel Plates + -
Sample Results

8. E map: Parallel Plates + -
Calculate E (V/m)

9. E map: Parallel Plates + -
Calculate impact V of proton & electron

10. + - E map: Parallel Plates EQUIPOTENTIALS 6V 5V 4V 3V 2V 1V 0V
CONNECT POINTS
OF EQUAL POTENTIAL 5V 4V
“ELECTRICAL
ELEVATION” 3V 2V 1V - 0V

11. E Field Mapping

12. E Map: 2 pt charges

13. E Map: 2 pt charges
Sample Results

15. Electric Field Map - +